Home / 182,081.61-273,122.40-76,901.49

Finding the Fourth Proportional to 182,081.61, 273,122.40 and 76,901.49

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Solution

The fourth proportional to 182,081.61, 273,122.40 and 76,901.49 is: 115,352.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,081.61 : 273,122.40 = 76,901.49 : x
  2. Step 2: Convert to fraction form
    182,081.61/273,122.40 = 76,901.49/x
  3. Step 3: Cross multiply
    182,081.61x = 273,122.40 × 76,901.49
  4. Step 4: Simplify right side
    182,081.61x = 21,003,519,512.38
  5. Step 5: Solve for x
    x = 21,003,519,512.38/182,081.61
  6. Step 6: Final answer
    x = 115,352.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.